On Sat, 31 Dec 2016 05:03:25 +0000, PaulRS wrote:

snip
Question: If Vista is reinstalled on an old laptop (after virus) will
the catchup upgrades still be available for Update during this time of
"extended support?"

My XP machine, after several reinstalls, will come up with all the
updates. I have applied the "hack" to my XP so that it will continue to
get updates until 2019, maybe that has something to do with it.